Weather in Reno in July

United States · 20-year averages, July

A good month. July is a solid month to be in Reno. Highs average 33.4 °C, lows 16.3 °C, and rain falls on 2 days — nothing in the month is working against you.

July ranks 7 of 12 in Reno: past the worst of the year but short of June, which is the month to book if the dates are open.

Rain falls on only 2 days, so an itinerary with no wet-weather fallback is a reasonable risk. Pack for 33.4 °C days and 16.3 °C nights; the spread matters more here than any single number.

What the averages hide

Averages flatten a month, and this one hides a few things: 10 days clear 35 °C, so a serious heatwave is normal rather than notable; the day swings 17.2 °C from low to high, which means one bag has to cover both. Across the twenty years measured, the hottest July day reached 40.9 °C and the coldest night fell to 7 °C.

July is dependably dry, and that reliability is the point: across the twenty years measured, the wettest July on record still only managed 29 mm, and the driest managed 0 mm. There is no meaningful variability to plan around, which makes this one of the few months anywhere that you can build a fixed outdoor itinerary against without a fallback. The wettest single day in twenty years of Julys brought 7 mm. Rain simply is not the variable that decides this trip — heat, crowds and cost are.

Wind is light at 5.1 km/h, so the temperature on the page is close to the temperature on your skin, and the air is dry at 32% humidity, which makes the heat far more bearable than the same figure somewhere humid — and dehydrates you faster than you expect.

How July sits in the year

This is a turning point in the year — June and August sit on opposite sides of it, so the month contains the change rather than following it.

Daylight in July

July is at or near the longest days of Reno's year: 14.7 hours of daylight, losing 0.6 hours across the month. Evenings are the real gain — dinner outdoors still happens in full light.

An inland climate

With no coast nearby, the year swings a fair way — 35.8 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage. At 1373 m the air is thin enough to matter — sun that burns faster than the temperature suggests, and nights that cool off quickly. Within July itself the daily swing is 17.2 °C, so mornings and afternoons need different clothes.

How busy it gets

Busy. Popular without being frantic; book the things you care about, improvise the rest.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

July in Reno versus nearby

If Reno is one option among several, the nearby comparison is worth making. Sacramento is the weaker option in July — 4.2 °C warmer, 2 days less rain. Napa is close enough to be a coin toss — within a degree on temperature, 2 days less rain.

So: July is a compromise. June is 27 points better and is what Reno is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Reno

MonthHigh °CLow °CRain daysRain mmHumidity %Daylight hScore
January6.8-2 974769.738
February8.1-1.5 9827310.741
March11.50.5 11767111.951
April15.22.5 8446513.270
May20.86.8 6315714.389
June27.411.3 2114414.995
July33.416.3 273214.768
August32.515.6 262913.872
September27.812.1 283412.593
October20.26.4 5344711.291
November12.51.4 858631060
December6.2-2.4 12103779.429

See all twelve months in Reno, or where else to go in July.

Planning the rest of the trip

Built and maintained by Amit Sharma, Auckland, New Zealand. I build these sites so the answer is free and the data is public.

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